HP

HP Q2439A LaserJet 4200/4300 Duplex Unit

3.5 (10 reviews)

Maximize Efficiency with Automatic Two-Sided PrintingIntroducing the HP Q2439A Duplexer, designed for the LaserJet 4200 and 4300 series printers. Save time, money, and paper by automatically printing on both sides of each sheet. Improve office productivity and reduce paper consumption with this e...

$460.03*
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*Price sourced from Amazon.com. Last updated:Jun 28, 2026.Price and availability are subject to change.

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Overview

Maximize Efficiency with Automatic Two-Sided Printing

Introducing the HP Q2439A Duplexer, designed for the LaserJet 4200 and 4300 series printers. Save time, money, and paper by automatically printing on both sides of each sheet. Improve office productivity and reduce paper consumption with this efficient accessory.

  • Compatible Devices: HP Laserjet 4200, 4300
  • Dual-sided Printing: Yes
  • Duplex: Automatic
  • Hardware Interface: Ethernet
  • Control Method: Touch
  • Series Number: 2439
  • Specific Uses For Product: Business
  • Product Dimensions: 19.69 x 19.69 x 11.02 inches
  • Item Weight: 5.5 pounds
  • Brand: HP
  • Connectivity Technology: Ethernet
  • Printing Technology: Laser
  • Special Feature: Auto-Duplex
  • Model Name: Q2439A
  • Printer Output: Monochrome
  • Max Printspeed Monochrome: 45.00
  • Item Weight: 5.5 Pounds
  • Controller Type: Push Button
  • Print media: Paper (plain)

Key Features

1RC-HXB-BS4

Specifications

Model
Q2439A
Type
Duplex Unit
Compatibility
HP LaserJet 4200, HP LaserJet 4300
Manufacturer Part Number
1RC-HXB-BS4

Pros & Cons

👍 Pros

  • Enables automatic double-sided printing, saving paper and reducing environmental impact
  • Designed specifically for HP LaserJet 4200 and 4300 series printers, ensuring perfect compatibility
  • Helps automate printing tasks, improving efficiency in busy office environments
  • The genuine HP accessory maintains the printer's performance and reliability
  • Reduces manual intervention required for duplex printing, streamlining workflow

👎 Cons

  • Only compatible with specific HP LaserJet 4200 and 4300 series printers, limiting its applicability
  • Does not enhance printer speed or print quality beyond enabling duplexing
  • Requires an existing compatible HP LaserJet 4200 or 4300 series printer to be functional
  • No information on whether it includes installation instructions or necessary mounting hardware
  • The Q2439A unit itself does not provide any new printing features beyond duplex functionality

Frequently Asked Questions

The HP Q2439A Duplex Unit is specifically designed for use with HP LaserJet 4200 and HP LaserJet 4300 series printers.
Its primary function is to enable automatic double-sided printing, also known as duplexing, for compatible printers.
The duplex unit is designed to add double-sided printing capability, but it does not inherently increase the overall print speed of the printer.
Yes, it is an HP-branded accessory, indicating it is a genuine part designed by the manufacturer.
The provided product features do not specify whether installation instructions or hardware are included with the unit.
No, its compatibility is limited to the specified HP LaserJet 4200 and 4300 series printers.